Install OEM brake controller on my 2017 Expy

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Garyyuan

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Hi all,

Last week when I wanted to install the Ford OEM brake controller (TBC) on my 2017 Expy, I saw a couple of successful cases on this forum. But I could not find a post showing the detail of the steps. So after I did it in this weekend, I want to share it here and hope it will help someone who want to do the same thing. The process is quite simple (screw-free) but it could let you wonder long time on the internet without guidance.

First, the controller for 2017 Expedition is FL1Z-2C006-D. You can find it mentioned on some other posts. When I ordered this from a seller on Ebay, the seller, who is actually a ford dealer, asked my VIN to make sure the part fit my car. Unlike F-150 TBC, which is screwed on after part of the dashboard is dismantled, the Expy TBC is simply clicked on.

Picture 1 shows when you push the cubby inside upward a little bit hard, the upper side will pop out. Then wiggle the front end up and down, you should be able to get it out. This step maybe too simple that I could find a demo from no where, including almighty Youtube.

Picture 2 and 3 show the top and bottom clips of the cubby, which explain how they worked.

Picture 4 and 5 show the TBC connector on the rear end after the cubby is pulled out.

Picture 6 is the front view of the Expy TBC.

Picutre 7 is the clip of the Expy TBC. You remove the connector from the cubby, connect it to the TBC, and you can just put it back in the space. That's it. However, I don't know how/ didn't try to get it back out afterwards. So make sure the connector is conntected before put it back in.

Picture 8, TBC installed.

Picture 9: To enable the TBC feature in the car ECU, I ordered a ODB2 module like someone suggested on this forum from Amazon. The shipping package also has a piece of paper telling you what kind of driver you should install. After that, the tool I need is Forscan (I used version 2.3.17 beta3). The interface is as picture 9. I just modifed two IPC module in the picture. In the back ground, it is the shared google doc someone maintained on this forum too.

Picture 10 is the final result. When I push the plus/minus sign, the trailer brake gain will show up on the display.

I think I don't need to show how to convert the 4-pin connector to 7-pin connector. There are many demos on the internet. I just need to connect the spare blue "brake controller" wire to the new 7-pin connector. The only trick is probably after I drilled holes on the rear bumper, I found the hole could not hold screw because there is no screw thread. So I used plastic anchor.

The total cost is about $150: controller ~$100, 7-pin connector ~$20, and ODB2 module ~$30, plus tax.

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Black

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Thanks for the write up.
This is on my ever growing list. Just don’t tow a trailer much so don’t feel like spending the money.

Why is your check engine light on.
 

Plati

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Thanks for the write up.
This is on my ever growing list. Just don’t tow a trailer much so don’t feel like spending the money.

Why is your check engine light on.
That check engine light always lights up with key turned but engine not running, at least on my 2014 it does.
 

Langer

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Just popped in the factory TBC and activated in ForScan, thanks for this write up! Made it easy!
 

chuck s

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Foscan (free) and a $25 interface between your OBD2 port and laptop will let you activate the brake control without dealer assistance.

While you're in there (Forscan) you can activate DRLs (I use the LED fog lights), eliminate annoying bright headlight and fog-light dash indicators, set the fogs to remain on with the high beams, eliminate "fast flash" with LED bulbs in the signals, change the number of times your signals blink during lane changes, and other things.

Forscan is nearly a hobby in itself. :)

-- Chuck
 

chuck s

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I'm highly impressed with the Ford brake controller.

Not a whole lot other than what I noted that can be done with Forscan on the Expedition as it lacks some of the modules that other Fords have but activating the brake controller consists of changing two digits in the ECU and has been documented here.

Forgot I also activated the Engine Hour Counter on the dash display. Just for curiosity. Shows engine idle hours which is a surprisingly number but the car has remote start and I've been using it. It may be possible to activate remote start but you need the appropriate key or fob -- since I have it I didn't investigate.

I'm looking for a way to shut off the power outlets with the ignition but without success so far.

-- Chuck
 

Tim Krueger

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Wow thanks for the info. You saved me a lot of time over the videos I found on youtube taking the whole dash apart. I'm looking for a good 7 pin connector write up. Might be done when you answer, but if you have a recommendation, please let me know. Thanks again!
 

intense98neon

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I added the 7 pin connector, only attaching the original 4 wires and then the brake controller. I did not need the aux power at the trailer.
 

Tim Krueger

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Thank you for the write up. I got mine installed! Only thing that slowed me down was I kept attempting to use IPC without the "As BUILT Format." Once I used the right line, it all went well. Thanks again. Much appreciated!
 
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carlenorris

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Thanks for the instructions with the pictures it madethe install quite easy. Now just to figure out how to get the power back to the 7 way plug.
 

chuck s

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Pretty sure * all the power and light wires are back there. Probably hidden inside one of the access panels on either side. You need fuses and relays in the underhood power box as well.

* Pretty sure 'cuz I've never bought a truck or SUV without the factory HD Tow option.

-- Chuck
 

DExpy17

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thanks to all the hard work put in by everyone esle, I just got my factory brake controller in and working. I I love ForScan!!!!!!!!!!!!!!!!!!!!!!!!!
 

DExpy17

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Just got my OEM brake controller installed and working. Cant wait to use it Sunday to see how much better it responds compared to the aftermarket timed controller. Thanks all for your hard work. So easy a plumber can do it. That doesn't say much for the Ford Service department that could not.
 
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